| Official Name: | Lincoln Township, Adair County |
| Settlement Type: | Township |
| Subdivision Type: | Country |
| Subdivision Type1: | State |
| Subdivision Type2: | County |
| Subdivision Name2: | Adair |
| Area Total Km2: | 92.29 |
| Area Land Km2: | 92.27 |
| Area Water Km2: | 0.02 |
| Unit Pref: | Imperial |
| Area Total Sq Mi: | 35.63 |
| Area Land Sq Mi: | 35.63 |
| Area Water Sq Mi: | 0.01 |
| Population As Of: | 2010 |
| Population Total: | 926 |
| Population Density Km2: | 10.0 |
| Population Density Sq Mi: | 26.0 |
| Timezone: | CST |
| Utc Offset: | -6 |
| Timezone Dst: | CDT |
| Utc Offset Dst: | -5 |
| Elevation Footnotes: | [1] |
| Elevation M: | 361 |
| Elevation Ft: | 1184 |
| Coordinates: | 41.4589°N -94.3014°W |
| Blank Name: | FIPS code |
| Blank Info: | 19-92514[2] |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 0468237 |
Lincoln Township is one of seventeen townships in Adair County, Iowa, USA. At the 2010 census, its population was 926.[3]
Lincoln Township was organized in 1861.[4]
Lincoln Township covers an area of 35.63sqmi and contains one incorporated settlement, Stuart. According to the USGS, it contains one cemetery, Calvary.